vulnerability
Red Hat: CVE-2020-13974: CVE-2020-13974 kernel: integer overflow in k_ascii() in drivers/tty/vt/keyboard.c (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:N/C:C/I:C/A:C) | Jun 9, 2020 | May 13, 2022 | Mar 27, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Jun 9, 2020
Added
May 13, 2022
Modified
Mar 27, 2026
Description
An issue was discovered in the Linux kernel 4.4 through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.
Solutions
redhat-upgrade-kernelredhat-upgrade-kernel-rt
Rapid7 Labs
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